APA Style
Wrenn, Andrew. (1997).
The First World War .
Cambridge, Mass:
Cambridge University Press..
Chicago Style
Wrenn, Andrew.
The First World War.
Cambridge, Mass:
Cambridge University Press.,
1997.
.
MLA Style
Wrenn, Andrew.
The First World War.
Cambridge, Mass:
Cambridge University Press.,
1997.
.
Turabian Style
Wrenn, Andrew.
The First World War.
Cambridge, Mass:
Cambridge University Press.,
1997.
.